47re swap questions

[1stgencummins17]

if i got a full manual vb an wired switches for od an lockup would i need any thing else for wiring to get it to work?

an wat about transfer case it has billet shafts so would it still be 23 spline on the output shaft?

 

[1stgencummins17]

also its a 2wd tranny an if i buy it, it would be going into a 4wd